Home / 436,131.37-654,284.94-155,641.33

Finding the Fourth Proportional to 436,131.37, 654,284.94 and 155,641.33

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Solution

The fourth proportional to 436,131.37, 654,284.94 and 155,641.33 is: 233,493.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,131.37 : 654,284.94 = 155,641.33 : x
  2. Step 2: Convert to fraction form
    436,131.37/654,284.94 = 155,641.33/x
  3. Step 3: Cross multiply
    436,131.37x = 654,284.94 × 155,641.33
  4. Step 4: Simplify right side
    436,131.37x = 101,833,778,260.57
  5. Step 5: Solve for x
    x = 101,833,778,260.57/436,131.37
  6. Step 6: Final answer
    x = 233,493.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.